1. Teaching and learning of biology practical: The experience of some Nigerian schools.;Ango;J. Sci. Teachers Assoc. Nig.,1986
2. Correlates of student's extrinsic school environment factors with level of attainment in a standardized test in chemistry.;Bajah;Afr. J. Educ. Res.,1980
3. The effect of interactive basic programme package on secondary school studentsâ performances in graphs of quadratic expression.;Etukudo;J. Math. Assoc. Nig.,2006